GNU bug report logs - #77065
31.0.50; Infinite loop in move_it_to

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Message #35 received at 77065 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Yifan Zhu <fanzhuyifan <at> gmail.com>
Cc: 77065 <at> debbugs.gnu.org
Subject: Re: bug#77065: 31.0.50; Infinite loop in move_it_to
Date: Mon, 17 Mar 2025 22:21:32 +0200

> Date: Mon, 17 Mar 2025 13:09:59 -0700
> Cc: 77065 <at> debbugs.gnu.org
> From: Yifan Zhu <fanzhuyifan <at> gmail.com>
> 
> On 3/17/25 12:55 PM, Eli Zaretskii wrote: 
> 
>  Thanks, but I couldn't reproduce, and I suspect it's because the
> recipe is not well-defined.  Let me ask some questions.
> 
> Thanks for looking into it! I retested with emacs -Q test.txt, along with the clarifying steps provided below,
> and could reproduce. 
> So hopefully there should be sufficient information.
> 
>  4. Make sure display-line-numbers-mode is turned on, and set wrapping 
> 
> mode to word wrap
> 
> 
> D|oes this mean turn on visual-line-mode, or does this mean just
> assign value to word-wrap?
> 
> Turn on visual-line-mode. 
> 
>  
> 
>  5. Put cursor on last word of second line, ("subgaussian"), and zoom
>  in 
> until second line just spans two lines
> 
> 
> What does it mean "just spans two lines"?  What exactly should appear
> in the last line of the buffer?
> 
> "-subgaussian" 
> 
>  
> Also, what is the size of the frame where this recipe should be run?
> 
> (set-frame-size (selected-frame) 171 35) 
> 
>  
>  6. M-x split-window-right
> 
> 
> And Emacs freezes right after split-window-right?  Or do I need to do
> anything else?
> 
> Yes, it freezes right after split-window-right. On htop I observe it using 100% CPU, and increasing memory
> usage.

Hmm... I still cannot reproduce.  Can you please post a screenshot of
how the frame looks before and after split-window-right?  I'm guessing
we use different fonts, so stuff is arranged differently on the
screen.

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